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FORMALITY World Time API

Worldwide time as JSON & TXT

Timezone
US/Mountain
UTC -06:00 MDT DST on
03:36:39
Thursday, October 8, 2026 at 3:36:39 AM
Wk 41
Day 281/365
Unix 1791452199
since 00:00 03:36:39 until 24:00 20:23:21

Current time in US/Mountain

The details for US/Mountain are as follows. Also available via the API in JSON or plain text.

Local Time

Current Local Date/Time (ISO8601)
RFC 3339
2026-10-08T03:36:39-06:00
RFC 2822
Thu, 08 Oct 2026 03:36:39 -0600
Ordinal Day of the Week
4
Ordinal Day of the Year
281
Ordinal Week Number
41
ISO week date
2026-W41-4
Quarter
4
Epoch (milliseconds)
1791452199578

Timezone Details

Timezone
US/Mountain
Timezone Abbreviation
MDT
ISO-3166-2
US
Country Name
U.S.
Other time zones using the abbreviation MDT
America/Boise, America/Cambridge Bay, America/Ciudad Juarez, America/Denver, America/Edmonton, America/Inuvik, America/Shiprock, America/Yellowknife, Canada/Mountain, MST7MDT and Navajo

UTC

Current UTC Date/Time
Local Time's UTC offset
-06:00
Display UTC offset
UTC-06:00
Local Time's UTC offset, in seconds
-21600
Unixtime
1791452199

Daylight Saving Time (DST)

This time zone observes daylight saving time.
Current status
Standard Time (winter)
Last change
2026-03-08 03:00:00 (Offset -25200 → -21600)
Next change
2026-11-01 01:00:00 (Offset -21600 → -25200)
Current offset
UTC-06:00

Calendar and time metadata

Leap year
false
Next leap year
2028
Days in year
365
{
    "abbreviation": "MDT",
    "datetime": "2026-10-08T03:36:39-0600",
    "day_of_week": 4,
    "day_of_year": 281,
    "week_number": 41,
    "iso_week_date": "2026-W41-4",
    "quarter": 4,
    "epoch_ms": 1791452199578,
    "has_dst": true,
    "is_dst": true,
    "dst_last": "2026-03-08 03:00:00",
    "dst_last_local": "2026-03-08T03:00:00-06:00",
    "dst_last_utc": "2026-03-08T09:00:00Z",
    "dst_next": "2026-11-01 01:00:00",
    "dst_next_local": "2026-11-01T01:00:00-07:00",
    "dst_next_utc": "2026-11-01T08:00:00Z",
    "dst_offset": -21600,
    "dst_from": "2026-03-08T09:00:00.000000+00:00",
    "dst_until": "2026-11-01T08:00:00.000000+00:00",
    "raw_offset": -21600,
    "timezone": "US\/Mountain",
    "unixtime": 1791452199,
    "utc_datetime": "2026-10-08T09:36:39+0000",
    "utc_offset": "-06:00",
    "display_utc_offset": "UTC-06:00",
    "rfc3339": "2026-10-08T03:36:39-06:00",
    "rfc2822": "Thu, 08 Oct 2026 03:36:39 -0600",
    "is_leap_year": false,
    "next_leap_year": 2028,
    "next_leap_year_including_this_year": 2028,
    "days_in_year": 365
}
Open in new tab 
abbreviation: 'MDT'
datetime: '2026-10-08T03:36:39-0600'
day_of_week: 4
day_of_year: 281
week_number: 41
iso_week_date: '2026-W41-4'
quarter: 4
epoch_ms: 1791452199578
has_dst: true
is_dst: true
dst_last: '2026-03-08 03:00:00'
dst_last_local: '2026-03-08T03:00:00-06:00'
dst_last_utc: '2026-03-08T09:00:00Z'
dst_next: '2026-11-01 01:00:00'
dst_next_local: '2026-11-01T01:00:00-07:00'
dst_next_utc: '2026-11-01T08:00:00Z'
dst_offset: -21600
dst_from: '2026-03-08T09:00:00.000000+00:00'
dst_until: '2026-11-01T08:00:00.000000+00:00'
raw_offset: -21600
timezone: 'US/Mountain'
unixtime: 1791452199
utc_datetime: '2026-10-08T09:36:39+0000'
utc_offset: '-06:00'
display_utc_offset: 'UTC-06:00'
rfc3339: '2026-10-08T03:36:39-06:00'
rfc2822: 'Thu, 08 Oct 2026 03:36:39 -0600'
is_leap_year: false
next_leap_year: 2028
next_leap_year_including_this_year: 2028
days_in_year: 365
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